The temperature on September 29, 1906 was between 2.0 °C and 18.9 °C and averaged 9.9 °C. There was 0.2 mm of rain. There was 9.1 hours of sunshine (77%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
April 7 » Mount Vesuvius erupts and devastates Naples.
April 27 » The State Duma of the Russian Empire meets for the first time.
May 22 » The Wright brothers are granted U.S. patent number 821,393 for their "Flying-Machine".
June 26 » The first Grand Prix motor race is held at Le Mans.
November 9 » Theodore Roosevelt is the first sitting President of the United States to make an official trip outside the country. He did so to inspect progress on the Panama Canal.
December 30 » The All-India Muslim League is founded in Dacca, East Bengal, British India (later Dhaka, Bangladesh).
Day of marriage July 25, 1935
The temperature on July 25, 1935 was between 13.4 °C and 22.8 °C and averaged 17.9 °C. There was 11.6 hours of sunshine (73%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 13 » A plebiscite in Saarland shows that 90.3% of those voting wish to join Nazi Germany.
May 25 » Jesse Owens of Ohio State University breaks three world records and ties a fourth at the Big Ten Conference Track and Field Championships in Ann Arbor, Michigan.
July 24 » The Dust Bowl heat wave reaches its peak, sending temperatures to 109°F (43°C) in Chicago and 104°F (40°C) in Milwaukee.
October 10 » In Greece, a coup d'état ends the Second Hellenic Republic.
October 19 » The League of Nations places economic sanctions on Italy for its invasion of Ethiopia.
December 12 » Lebensborn Project, a Nazi reproduction program, is founded by Heinrich Himmler.
Day of death November 9, 1999
The temperature on November 9, 1999 was between 5.9 °C and 12.2 °C and averaged 9.6 °C. There was 0.7 mm of rain during 1.3 hours. There was 3.0 hours of sunshine (33%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
February 23 » Kurdish rebel leader Abdullah Öcalan is charged with treason in Ankara, Turkey.
March 29 » The Dow Jones Industrial Average closes above the 10,000 mark (10,006.78) for the first time, during the height of the dot-com bubble.
May 7 » In Guinea-Bissau, President João Bernardo Vieira is ousted in a military coup.
May 7 » Pope John Paul II travels to Romania, becoming the first pope to visit a predominantly Eastern Orthodox country since the Great Schism in 1054.
July 9 » Days of student protests begin after Iranian police and hardliners attack a student dormitory at the University of Tehran.
November 11 » The House of Lords Act is given Royal Assent, restricting membership of the British House of Lords by virtue of a hereditary peerage.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I15765.php : accessed February 13, 2026), "Pieter Kool (1906-1999)".
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